Solving for Missing Angle Measures in Triangles

If two of the angles of a triangle are 30 and 70 degrees, the third angle measures...

• 80

• 100

• 60

• 90

What is the third angle of a triangle whose 1st angle is 34 and 2nd angle is 101?

• 32

• 39

• 45

• 54

Solve for x.

• 16

• 11

• 50

• 6

In a triangle, how many total degrees are there?

• 100%

• 180 degrees

• it varies

• 360 degrees

What do the angles in an equilateral triangle measure?

• 30, 60, 90

• 45, 45, 90

• 60, 60, 60

• 35, 55, 90

• 65^o
• 30^o
• 115^o
• 180^o

• 65^o
• 115^o
• 30^o
• 90^o

Find the measure of the missing angle.

• 139°

• 66°

• 138°

• 116°

• 41°
• 65°
• 102°
• 115°

A triangle's angles add up to...

• 90 Degrees

• 180 Degrees

• 360 Degrees

• OVER 9000 Degrees